1397200310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{21787}}^1$

素因数の和:21869

約数の個数: 48

約数和(自身を含む): 2816665488

約数和(自身を除く): 1419465178

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 121, 242, 265, 530, 583, 605, 1166, 1210, 2915, 5830, 6413, 12826, 21787, 32065, 43574, 64130, 108935, 217870, 239657, 479314, 1154711, 1198285, 2309422, 2396570, 2636227, 5272454, 5773555, 11547110, 12701821, 13181135, 25403642, 26362270, 63509105, 127018210, 139720031, 279440062, 698600155, 1397200310]

約数ペア:

[(1, 1397200310), (2, 698600155), (5, 279440062), (10, 139720031), (11, 127018210), (22, 63509105), (53, 26362270), (55, 25403642), (106, 13181135), (110, 12701821), (121, 11547110), (242, 5773555), (265, 5272454), (530, 2636227), (583, 2396570), (605, 2309422), (1166, 1198285), (1210, 1154711), (2915, 479314), (5830, 239657), (6413, 217870), (12826, 108935), (21787, 64130), (32065, 43574)]